Finding the Fourth Proportional to 92,881,986.24, 128,166,176.16 and 55,199,282.88
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Solution
The fourth proportional to 92,881,986.24, 128,166,176.16 and 55,199,282.88 is: 76,168,494.02
Step by Step Solution
- Step 1: Write the proportion equation
92,881,986.24 : 128,166,176.16 = 55,199,282.88 : x - Step 2: Convert to fraction form
92,881,986.24/128,166,176.16 = 55,199,282.88/x - Step 3: Cross multiply
92,881,986.24x = 128,166,176.16 × 55,199,282.88 - Step 4: Simplify right side
92,881,986.24x = 7,074,681,013,503,752 - Step 5: Solve for x
x = 7,074,681,013,503,752/92,881,986.24 - Step 6: Final answer
x = 76,168,494.02
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.